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https://issues.apache.org/jira/browse/JENA-713?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14032781#comment-14032781
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ASF subversion and git services commented on JENA-713:
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Commit 1602962 from [~andy.seaborne] in branch 'jena/trunk'
[ https://svn.apache.org/r1602962 ]

JENA-713 : Improvements to FmtUtils to avoid StringBuilder churning.

> Reduce costly string operations in utility class
> ------------------------------------------------
>
>                 Key: JENA-713
>                 URL: https://issues.apache.org/jira/browse/JENA-713
>             Project: Apache Jena
>          Issue Type: Improvement
>          Components: ARQ
>            Reporter: Kristian Rosenvold
>            Assignee: Andy Seaborne
>         Attachments: rev2.patch, testCase.patch
>
>
> The enclosed patch improves performance for all kinds of string-serialization 
> of rdf graphs. The patch improves the performance of "UpdateRequest.output" 
> by approx. 30%, which makes remote sparql queries  a fair bit faster. The 
> patch will probably improve performance across the board.



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